Bi-fold door



FIG. 1 is a front elevational view of a bi-fold door. A mirror isaffixed to each of the six front panels of the door.

FIG. 2 is an enlarged front view of one of the door panel details of thebi-fold door; and,

FIG. 3 is an enlarged cross sectional view taken through line 3—3 ofFIG. 1.

The broken lines shown in FIGS. 1 and 2 are to identify the enlargedarea of the design.

The ornamental design for a bi-fold door, as shown and described.